.mydiv:active{
    background-color:red;
}

.dianjiyinying{
    transition:all 0.5s;
    -webkit-transition: all 0.5s;
}
.dianjiyinying:active{
    box-shadow: 0px 3px 15px 2px rgba(24, 199, 86, 0.5);
}
.ion-bluetooth {
    right: 15px;
    width: 36px;
    top: 20%;
    position: absolute;
    font-size: 18px;
    color: limegreen;
}

.device-name {
    display: inline-block;
    height: 45px;
    line-height: 45px;
    text-align: right;
    margin-left: 42px;
}

